/*******************************************************************************
 * Copyright 2017 Bstek
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License.  You may obtain a copy
 * of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations under
 * the License.
 ******************************************************************************/
package com.bstek.urule.model.rete;

import com.bstek.urule.model.Node;
import com.bstek.urule.model.library.ResourceLibrary;
import com.bstek.urule.runtime.rete.ObjectTypeActivity;
import com.bstek.urule.runtime.rete.ReteInstance;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * @author Jacky.gao
 * @since 2015年1月6日
 */
public class Rete implements Node {
    private List<ObjectTypeNode> objectTypeNodes;
    private ResourceLibrary resourceLibrary;

    public Rete() {
    }

    public Rete(List<ObjectTypeNode> objectTypeNodes, ResourceLibrary resourceLibrary) {
        this.objectTypeNodes = objectTypeNodes;
        this.resourceLibrary = resourceLibrary;
    }

    public List<ObjectTypeNode> getObjectTypeNodes() {
        return objectTypeNodes;
    }

    public ResourceLibrary getResourceLibrary() {
        return resourceLibrary;
    }

    public ReteInstance newReteInstance() {
        List<ObjectTypeActivity> objectTypeActivities = new ArrayList<ObjectTypeActivity>();
        Map<Object, Object> contextMap = new HashMap<Object, Object>();
        for (ObjectTypeNode node : objectTypeNodes) {
            objectTypeActivities.add((ObjectTypeActivity) node.newActivity(contextMap));
        }
        return new ReteInstance(objectTypeActivities);
    }
}
